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Data model for persisting queries to database

I have been asked to build what is essentially a query builder for a reporting application. The variety of objects to query, potential modifiers, number of conditions, and so forth to be reported on ...
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Dynamic query in Mysql

I'm doing a J2EE web application with Struts2, Mybatis and a MySQL database, so what I want to allow to the user is to be free to choose different parameters to perform a select to a table in the ...
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Search technique - multiple hits, prioritise results

I have developed a search algorithm, which basically matches records on 3 different criteria types. Name, Address, and Keyword(s). "doh" , will find: Name: doh Address: re Keywords: me ...
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Design of a custom query result array with lazy loading

I have a database that generates a query result array, each position of the array being a hash like object. Since each array item must be mapped into a well defined class, I decided to implement an ...